You're using a free limited version of DrugPatentWatch: Upgrade for Complete Access

Last Updated: November 2, 2024

Details for Patent: 4,957,730


✉ Email this page to a colleague

« Back to Dashboard


Summary for Patent: 4,957,730
Title: Antimycotic nail varnish
Abstract:A nail varnish comprising a water-insoluble film-forming substance and an antimycotic compound which is a 1-hydroxy-2-pyridone I of the general formula ##STR1## in which R.sup.1 is a hydrocarbon group which contains from 6 to 9 carbon atoms, but is free from olefinic and acetylenic bonds, one of the groups R.sup.2 and R.sup.4 is hydrogen and the other is hydrogen, methyl or ethyl and R.sup.3 is alkyl having up to two carbon atoms, said antimycotic ingredient being present in free form or in the form of a salt.
Inventor(s): Bohn; Manfred (Hofheim am Taunus, DE), Dittmar; Walter (Hofheim am Taunus, DE), Peil; Heinz G. (Bad Nauheim, DE), Futterer; Eberhard (Kelkheim, DE), Kraemer; Karl (Langen, DE)
Assignee: Hoechst Aktiengesellschaft (Frankfurt am Main, DE)
Application Number:06/942,699
Patent Claim Types:
see list of patent claims
Compound; Use;

Drugs Protected by US Patent 4,957,730

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 4,957,730

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany3544983Dec 19, 1985

International Family Members for US Patent 4,957,730

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 53292 ⤷  Sign Up
Australia 587883 ⤷  Sign Up
Australia 6670786 ⤷  Sign Up
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.